backend workflow added

.github/workflows/deploy-backend.yml

@@ -0,0 +1,61 @@
+name: Deploy Backend to Docker Hub and Elastic Beanstalk
+
+on:
+  push:
+    branches:
+      - main
+      - backend
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v3
+
+    - name: Set up Node.js
+      uses: actions/setup-node@v3
+      with:
+        node-version: '20.11.1'
+
+    - name: Build Docker image
+      run: |
+        docker build -t my-backend-app -f Dockerfile .
+
+    - name: Log in to Docker Hub
+      env:
+        DOCKER_HUB_USERNAME: ${{ secrets.DOCKER_HUB_USERNAME }}
+        DOCKER_HUB_ACCESS_TOKEN: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
+      run: |
+        echo "$DOCKER_HUB_ACCESS_TOKEN" | docker login --username "$DOCKER_HUB_USERNAME" --password-stdin
+
+    - name: Tag Docker image
+      run: |
+        docker tag my-backend-app:latest amarjha01/electramart:latest
+
+    - name: Push Docker image to Docker Hub
+      run: |
+        docker push amarjha01/electramart:latest
+
+    - name: Install AWS Elastic Beanstalk CLI
+      run: |
+        sudo pip install awsebcli
+
+    - name: Prepare source bundle for Elastic Beanstalk
+      run: |
+        mkdir -p eb-deploy
+        cp Dockerfile eb-deploy/Dockerfile
+        cp -r backend/* eb-deploy/
+        cd eb-deploy
+        zip -r ../app.zip .
+
+    - name: Deploy to Elastic Beanstalk
+      env:
+        AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
+        AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+        AWS_REGION: ap-south-1
+      run: |
+        eb init -p docker my-backend-app --region $AWS_REGION
+        eb use my-backend-app-env
+        eb deploy